Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 150/90-15 | 150/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.63 (651) | 22.09 (561) | -3.54 (-90) -13.8% |
| Width inches (mm) | 5.91 (150) | 5.91 (150) | 0 (0) 0% |
| Circum. inches (mm) | 80.52 (2045.18) | 69.39 (1762.43) | -11.13 (-282.74) -13.8% |
| Sidewall Height inches (mm) | 5.31 (135) | 3.54 (90) | -1.77 (-45) -33.3% |
| Revolutions per mile (km) | 786.9 (488.95) | 913.14 (567.4) | 126.24 (78.44) 16% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.24 mph (27.74 km/h) |
| 25 mph (40.23 km/h) | 21.54 mph (34.67 km/h) |
| 30 mph (48.28 km/h) | 25.85 mph (41.61 km/h) |
| 35 mph (56.33 km/h) | 30.16 mph (48.54 km/h) |
| 40 mph (64.37 km/h) | 34.47 mph (55.47 km/h) |
| 45 mph (72.42 km/h) | 38.78 mph (62.41 km/h) |
| 50 mph (80.47 km/h) | 43.09 mph (69.34 km/h) |
| 55 mph (88.51 km/h) | 47.4 mph (76.28 km/h) |
| 60 mph (96.56 km/h) | 51.71 mph (83.21 km/h) |
| 65 mph (104.61 km/h) | 56.01 mph (90.15 km/h) |
| 70 mph (112.65 km/h) | 60.32 mph (97.08 km/h) |
| 75 mph (120.7 km/h) | 64.63 mph (104.01 km/h) |
| 80 mph (128.75 km/h) | 68.94 mph (110.95 km/h) |
| 85 mph (136.79 km/h) | 73.25 mph (117.88 km/h) |
| 90 mph (144.84 km/h) | 77.56 mph (124.82 km/h) |
| 95 mph (152.89 km/h) | 81.87 mph (131.75 km/h) |
| 100 mph (160.93 km/h) | 86.18 mph (138.69 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2324 | 2700 | 2907 | 3036 | 3174 | 3273 | 3382 | 3510 | 3688 | 3866 | 4064 | 4222 | 4509 | 4826 | 5073 | 5231 | 5320 | 5646 | 6101 | 7090 |
Better Fuel Economy Factory Ratios Increased Power
